/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Controller.Index;

import Models.DAOs.Account_DAO;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author 0905
 */
public class change_password_action extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
          HttpSession session = request.getSession(true);
          int userID = (Integer)session.getAttribute("userID");
          boolean loggedin = (Boolean)session.getAttribute("loggedin");
          String userType = (String)session.getAttribute("userType");
          String confirmMsg = null;
          
          String url = null;
           switch(Integer.parseInt(userType)){
               case 0:
                   url = "customer_cp";
                   break;
               case 1:
                   url = "accounting_manager_cp";
                   break;
               case 2:
                   url = "audio_manager_cp";
                   break;
               case 3:
                   url = "book_manager_cp";
                   break;
               case 4:
                   url = "dvd_manager_cp";
                   break;
               case 5:
                   url = "magazine_manager_cp";
                   break;
               case 6:
                   url = "admin_cp";
                   break;             
           }
           
           if(!loggedin){
                response.sendRedirect("login");
           }
           else{
                Enumeration enumerateParameters = request.getParameterNames();
                int count = 0;
                while(enumerateParameters.hasMoreElements())
                {
                    enumerateParameters.nextElement();
                    count++;
                }
                if(count == 0){
                    response.sendRedirect(url);
                }
               int isPassUpdated = new Account_DAO().updatePassword(userID, request.getParameter("opassword"), request.getParameter("password"));
               switch(isPassUpdated){
                   case 0:
                       confirmMsg = "Failed to update password. Old Password did not match.";
                       break;
                   case 1:
                       confirmMsg = "Failed to update password. New password is the same with old password.";
                       break;
                   case 2:
                       confirmMsg = "Password is updated.";
                       break;
               }
           }        
           request.setAttribute("pass", "ok");
           request.setAttribute("confirmMsg", confirmMsg);
           RequestDispatcher rd = request.getRequestDispatcher(url);
           rd.forward(request, response);
     
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
